/* Copyright (C) CJ Affiliate
 *
 * You may use, distribute and modify this code under  the
 * terms of the  GNU General Public License  version 2  or
 * later.
 *
 * You should have received a copy of the license with this
 * file. If not, you will find a copy in the "LICENSE" file
 * at https://github.com/cjdev/dual-control.
 */

#ifndef INSTALLER_H_
#define INSTALLER_H_

#include <string>
#include <memory>
#include <functional>
#include <utility>

#include "token.h"
#include "sys_unistd.h"
#include "user.h"
#include "generator.h"

class installer_ifc
{
public:
    virtual std::pair<std::string, std::string> install_key() const
    {
        return {"AAAA", "123456"};
    }
};

class installer
{
public:
    using delegate = std::shared_ptr<installer_ifc>;
private:
    delegate delegate_;
public:
    installer (const delegate &delegate = std::make_shared<installer_ifc>()) :
        delegate_ (delegate) {}
    std::pair<std::string, std::string> install_key() const
    {
        return delegate_->install_key();
    }
    static installer create (const tokens &tokens, const unistd &unistd,
                             const directory &directory,
                             const totp_generator &generator);
};

#endif